March 2021
Beginner
404 pages
5h 47m
English
Content preview from Learn to Code With JavaScript
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Chapter 6: Logic
In previous chapters, we looked at the primitive values of strings and numbers. Now let’s take a closer look at Booleans, another primitive data type, and find out how we can use them to control the flow of a program.
In this chapter, we’ll be covering the following:
- Booleans
- logical operators
- comparison
- flow control
- if–else statements
- a favorite animal quiz
- switch statements
- a rock paper scissors game
Booleans
In Chapter 2, we saw that Booleans are one of the primitive data types used by programming languages. There are only two Boolean values, true and false. They’re named after George Boole, an English mathematician who worked in the field of algebraic logic. Boolean values are fundamental in the logical statements that ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.